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MS-721 · Question #30
MS-721 Question #30: Real Exam Question with Answer & Explanation
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Implement and configure Teams Phone
Question
You have a Microsoft Teams Phone deployment. You have a PBX that connects to the PSTN by using an E1/T1 Primary Rate interface (PRI). You plan to migrate to Direct Routing by using the existing PSTN services. What should you install upstream of the PBX?
Options
- Aa physical Session Border Controller (SBC)
- Ban FXO SIP Analog Telephony Adapter (ATA)
- Ca virtual Session Border Controller (SBC)
- Da Session Border Controller (SBC) in Azure
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Topics
#Direct Routing#Session Border Controller (SBC)#PSTN Integration#PBX Migration